GO-2025-3902

vendorUSosv

Mattermost Fails to Properly Validate Team Role Modification in github.com/mattermost/mattermost-server

view advisory published 2025-08-29Licence: per source

Mattermost Fails to Properly Validate Team Role Modification in github.com/mattermost/mattermost-server

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2025-53971US—OT elevated—
Mattermost versions 10.5.x <= 10.5.8, 9.11.x <= 9.11.17 fail to properly validate authorization for team scheme role modifications which allows Team Admins to demote Team Members t…
02

references

External citations — patches, advisories, analysis.

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